70 lines
2.4 KiB
C
70 lines
2.4 KiB
C
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/*
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* Copyright (c) 2019-2020 shchmue
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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ISC License
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hactool Copyright (c) 2018, SciresM
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _JOURNAL_STORAGE_H_
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#define _JOURNAL_STORAGE_H_
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#include "hierarchical_integrity_verification_storage.h"
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#include "journal_map.h"
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#include "storage.h"
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#include <assert.h>
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#include <stdint.h>
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typedef struct {
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uint32_t magic; /* JNGL */
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uint32_t version;
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uint64_t total_size;
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uint64_t journal_size;
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uint64_t block_size;
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journal_map_header_t map_header;
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uint8_t reserved[0x1D0];
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} journal_header_t;
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static_assert(sizeof(journal_header_t) == 0x200, "Journal storage header size is wrong!");
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typedef struct {
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journal_map_ctx_t map;
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journal_header_t *header;
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uint32_t block_size;
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uint64_t length;
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substorage base_storage;
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} journal_storage_ctx_t;
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void save_journal_storage_init(journal_storage_ctx_t *ctx, substorage *base_storage, journal_header_t *header, journal_map_params_t *map_info);
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uint32_t save_journal_storage_read(journal_storage_ctx_t *ctx, void *buffer, uint64_t offset, uint64_t count);
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uint32_t save_journal_storage_write(journal_storage_ctx_t *ctx, const void *buffer, uint64_t offset, uint64_t count);
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#endif
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